YS

Yoichiro Sumitani

ST Sound Sources Technology: 3 patents #1 of 2Top 50%
📍 Rancho Palos Verdes, CA: #16 of 147 inventorsTop 15%
🗺 California: #4,350 of 41,698 inventorsTop 15%
Overall (2011): #31,403 of 364,097Top 9%
3
Patents 2011

Issued Patents 2011

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8085967 Reversible speaker grill attachment Lin Chun-Yi 2011-12-27
7970162 Loudspeaker bobbin interconnection assembly Lin Chun-Yi 2011-06-28
7899202 Loudspeaker with cone-coupled damper Lin Chun-Yi 2011-03-01